GENERAL-PURPOSE WORKING TOOL FOR TILLAGE APPARATUS Russian patent published in 2008 - IPC A01B35/00 

FIELD: agricultural engineering.

SUBSTANCE: working tool has tine, spiral-shaped knife, moldboard, first moldboard-share positioned under moldboard, second moldboard-share positioned at side opposite to first moldboard-share relative to tine, said parts of working tool being secured on tine. Leveler is fixed to rear side of moldboard for vertical and horizontal displacement and rotation relative to direction of advancement. Moldboard and moldboards-shares are made detachable. Knife and moldboard are equipped with joined side walls. Moldboard has slot for joining with knife. Upper part of moldboard positioned above knife is made bent in order to eliminate the probability of forming gap between knife and moldboard. Leveler may be attached directly to moldboard or may be attached to moldboard through intermediate members which shift it rearward relative to direction of advancement of tillage apparatus. Leveler is made flat or round and is formed as rod.

EFFECT: improved quality of soil tillage and reduced draft of tillage apparatus.

5 cl, 15 dwg